TABLE 4.
Outcomes Among Adults Undergoing VA-ECMO Stratified by Device Used for Left Ventricular Mechanical Unloading
| Total (N = 1,678) | IABP (n = 1,123) | pVAD (n = 555) | P Value | |
|---|---|---|---|---|
| In-hospital mortality | 949 (56.6) | 611 (54.4) | 338 (60.9) | 0.011 |
| On-support mortality | 740 (44.1) | 486 (43.3) | 254 (45.8) | 0.33 |
| Medical bleeding | 154 (9.2) | 76 (6.8) | 78 (14.1) | <0.001 |
| Hemorrhagic stroke | 44 (2.6) | 21 (1.9) | 23 (4.1) | 0.006 |
| Pulmonary | 29 (1.7) | 14 (1.2) | 15 (2.7) | 0.031 |
| Gastrointestinal | 89 (5.3) | 44 (3.9) | 45 (8.1) | <0.001 |
| Nonmedical bleeding | 362 (21.6) | 221 (19.7) | 141 (25.4) | 0.007 |
| Cannula site | 252 (15.0) | 148 (13.2) | 104 (18.7) | 0.002 |
| Surgical site | 115 (6.9) | 75 (6.7) | 40 (7.2) | 0.68 |
| Mediastinal site | 4 (0.2) | 1 (0.1) | 3 (0.5) | 0.07 |
| Tamponade | 36 (2.1) | 26 (2.3) | 10 (1.8) | 0.49 |
| Hemolysis | 80 (4.8) | 49 (4.4) | 31 (5.6) | 0.26 |
| Ischemic stroke | 72 (4.3) | 42 (3.7) | 31 (5.6) | 0.26 |
| Limb ischemia | 167 (10.0) | 109 (9.7) | 58 (10.5) | 0.63 |
| Renal injury | 573 (34.1) | 348 (31.0) | 225 (40.5) | <0.001 |
| Cr 1.5–3 | 29 (1.7) | 21 (1.9) | 8 (1.4) | 0.52 |
| Cr >3 | 183 (10.9) | 104 (9.3) | 79 (14.2) | 0.002 |
| Need for RRT | 498 (29.7) | 296 (26.4) | 202 (36.4) | <0.001 |